Patent US3308555A successfully refreshed from Google Patents.
US3308555A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drier particularly for photographic sheet material
Assignee: INTERNATIONAL COPYING MACHINES CO mbH
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Filing: 1964-04-13
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Granted: 1967-03-14
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Expires: 1984-04-13
Abstract
No abstract record available.
Inventors
- 👤 Kruger Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:39
CPC Classifications
G; G03; G03D; G03D15/00; G03D15/02; G03D15/027
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
IN A DRIER, PARTICULARLY FOR PHOTOGRAPHIC SHEET MATERIAL, IN COMBINATION, A HOUSING FORMED WITH AN INLET AND AN OUTLET THROUGH WHICH A SHEET MATERIAL WHICH IS TO BE DRIED IS INTRODUCED INTO AND MOVES OUT OF SAID HOUSING, RESPECTIVELY; SPACED GUIDE MEANS IN SAID HOUSING ENGAGING AND GUIDING SHEET MATERIAL WHICH IS TO BE DRIED ALONG A GIVEN PATH FROM SAID INLET TO SAID OUTLET; HEATING MEANS ARRANGED IN SAID HOUSING FOR HEATING THE AIR WITHIN SAID HOUSING SO AS TO THEREBY HEAT THE SHEET MATERIAL WHILE IT MOVES ALONG SAID PATH, SAID GUIDE MEANS ENGAGING THE SHEET MATERIAL BEING ALSO SUBJECT TO THE HEATING ACTION OF SAID HEATING MEANS AND SEPARATE COOLING MEANS COMMUNICATING WITH SAID GUIDE MEANS FOR COOLING THE LATTER TO THEREBY PREVENT HEATING OF SAID GUIDE MEANS ABOVE A PREDETERMINED TEMPERATURE BEYOND WHICH THE SHEET MATERIAL ENGAGED BY SAID GUIDE MEANS IS SUSCEPTIBLE TO HEAT DAMAGE.
Claim 2
Dependent Claim
150 words
IN A DRIER, PARTICULARLY FOR PHOTOGRAPHIC SHEET MATERIAL, IN COMBINATION, A HOUSING FORMED WITH AN INLET AND AN OUTLET THROUGH WHICH A SHEET MATERIAL WHICH IS TO BE DRIED IS INTRODUCED INTO AND MOVES OUT OF SAID HOUSING, RESPECTIVELY; SPACED GUIDE MEANS IN SAID HOUSING ENGAGING AND GUIDING SHEET MATERIAL WHICH IS TO BE DRIED ALONG A GIVEN PATH FROM SAID INLET TO SAID OUTLET; HEATING MEANS ARRANGED IN SAID HOUSING FOR HEATING THE AIR WITHIN SAID HOUSING SO AS TO THEREBY HEAT THE SHEET MATERIAL WHILE IT MOVES ALONG SAID PATH, SAID GUIDE MEANS ENGAGING THE SHEET MATERIAL BEING ALSO SUBJECT TO THE HEATING ACTION OF SAID HEATING MEANS AND SEPARATE COOLING MEANS COMMUNICATING WITH SAID GUIDE MEANS FOR COOLING THE LATTER TO THEREBY PREVENT HEATING OF SAID GUIDE MEANS ABOVE A PREDETERMINED TEMPERATURE BEYOND WHICH THE SHEET MATERIAL ENGAGED BY SAID GUIDE MEANS IS SUSCEPTIBLE TO HEAT DAMAGE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-13 | 1970-09-12 | 1971-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-13 | 1974-09-12 | 1975-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-13 | 1978-09-12 | 1979-03-14 | $7700.00 | Window Closed / Lapsed |